
■ Suitable for hard and abrasive materials such as cast irons. Nitride
Cast irons Ductile cast irons
(m/min) ( m/ min)
Projection Projection
Segment:1G
| Size | Class | Code | Chamfer | L (inch) | ℓ (inch) | Projection (inch) | Ds (inch) | K (inch) | ℓk (inch) | No. of flutes | TYPE |
| For A | merican | Pipe Th | reads | l | |||||||
| 1/8-27 NPT | ANSI G | Y83201 | 3P | 2.125 | 0.75 | 0.312 | 0.437 | 0.328 | 0.375 | 4 | 1 |
| 1/8-27 NPT | ANSI G | Y83202 | 3P | 2.125 | 0.75 | 0.312 | 0.312 | 0.234 | 0.375 | 4 | 2 |
| 1/4-18 NPT | ANSI G | Y83203 | 3P | 2.437 | 1.062 | 0.459 | 0.562 | 0.421 | 0.437 | 4 | 1 |
| 3/8-18 NPT | ANSI G | Y83204 | 3P | 2.562 | 1.062 | 0.454 | 0.7 | 0.531 | 0.5 | 4 | 1 |
| 1/2-14 NPT | ANSI G | Y83205 | 3P | 3.125 | 1.375 | 0.579 | 0.687 | 0.515 | 0.625 | 4 | 2 |
| 3/4-14 NPT | ANSI G | Y83206 | 3P | 3.25 | 1.375 | 0.565 | 0.906 | 0.679 | 0.687 | 5 | 2 |
| 1 -11 1/2 NPT | ANSI G | Y83207 | 3P | 3.75 | 1.75 | 0.678 | 1.125 | 0.843 | 0.812 | 5 | 2 |
| 1 1/4-11 1/2 NPT | ANSI G | Y83208 | 3P | 4 | 1.75 | 0.686 | 1.312 | 0.984 | 0.937 | 5 | 2 |
| 1 1/2-11 1/2 NPT | ANSI G | Y83209 | 3P | 4.25 | 1.75 | 0.699 | 1.5 | 1.125 | 1 | 7 | 2 |
| 2 -11 1/2 NPT | ANSI G | Y83210 | 3P | 4.5 | 1.75 | 0.667 | 1.875 | 1.406 | 1.125 | 7 | 2 |